Gas sensor



FIG. 1 is a perspective view of a gas sensor showing my new design;

FIG. 2 is a top view of the gas sensor of FIG. 1;

FIG. 3 is an end elevation view of the first end of the gas sensor ofFIG. 1;

FIG. 4 is a side elevation view of the first side of the gas sensor ofFIG. 1;

FIG. 5 is an end elevation view of the second end of the gas sensor ofFIG. 1;

FIG. 6 is a side elevation view of the second side of the gas sensor ofFIG. 1; and,

FIG. 7 is a bottom view of the gas sensor of FIG. 1.

The ornamental design for a gas sensor, as shown and described.